(4s + 7 − 2s) +4(3s − 5²)
Combine 4s and −2s to get 2s.
2s + 7 + 4(3s − 5²)
Calculates 5 to the power of 2 and gets 25.
2s + 7+ 4(3s − 25)
Use the distributive property to multiply 4 times 3s−25.
2s + 7 +1 2s − 100
Combine 2s and 12s to get 14s.
14s + 7 − 00
Subtract 100 from 7 to get −93.
14s −93
Skandar